to give in trust or charge; consign.

to consign for preservation

to commit ideas to writing; to commit a poem to memory.

to pledge (oneself) to a position on an issue or question; express (one's intention, feeling, etc.)

Asked if he was a candidate, he refused to commit himself.

to bind or obligate, as by pledge or assurance; pledge

to commit oneself to a promise; to be committed to a course of action.

to entrust, esp. for safekeeping; commend

to commit one's soul to God.

to do; perform; perpetrate

to commit murder; to commit an error.

to consign to custody

to commit a delinquent to a reformatory.

to place in a mental institution or hospital by or as if by legal authority

He was committed on the certificate of two psychiatrists.

to deliver for treatment, disposal, etc.; relegate

to commit a manuscript to the flames.

to send into a battle

The commander has committed all his troops to the front lines.

Parliamentary Procedure . to refer (a bill or the like) to a committee for consideration.

to pledge or engage oneself

an athlete who commits to the highest standards.

adjective

attached , devoted , pledged , bound , faithful , earnest , engage